Planning Atlas
Planning AtlasWestminsterLittle Venice ward25/09249/FULL
Planning application · Westminster

25/09249/FULL.

26 St Marys Mansions St Mary's Terrace London W2 1SQ

Full / Other Planning at 26 St Marys Mansions St Mary's Terrace London W2 1SQ, received 22 Dec 2025 — approved on 1 Apr 2026 (delegated, Stuart Croll).

WestminsterLittle VeniceW2 1SQ25/09249/FULL
ApprovedRefusedOther
At a glance · this applicationWestminster profile →
Approved
Outcome
1 Apr 2026
14 wks
Decision time
6 wks over the 8-week target
Conditions
not captured
23
Documents
23 linked
Objections
not captured
No
Appeal
none recorded
Record from the Westminster planning register as captured; documents link to the council's own files. Nearby applications are context, not part of this application.
Application

What is it?

Replacement of all timber double-glazed windows at first floor level and installation of new air brick and flue to rear elevation.

Reference
25/09249/FULL
Type
Full Planning Permission Application
Agent / consultant
Case officer
Postcode
W2 1SQ
Received
22 Dec 2025
Target date
16 Feb 2026
Decision date
1 Apr 2026
Decision route
Delegated (officer)
Status
Decided
Reference
25/09249/FULL
Type
Full Planning Permission Application
Show all 15 rows
Agent / consultant
Case officer
Postcode
W2 1SQ
Received
22 Dec 2025
Target date
16 Feb 2026
Decision date
1 Apr 2026
Decision route
Delegated (officer)
Status
Decided
Documents

What was filed?

Document
Published
View
GRANT OF FULL PP [PE]
1 Apr 2026
DELEGATED REPORT
1 Apr 2026
ACK-GENERAL LETTER (G/P/C)
2 Mar 2026
CNSLT-LA SOCIETY
2 Mar 2026
SITE NOTICE 21 OR 28 DAYS IF T&C APPL.
2 Mar 2026
NEIGHBOUR NOTIFICATION LETTER (21D)
2 Mar 2026
RECEIPT OF APPLICATION
25 Feb 2026
ABOUT US - LOOK OKNA
19 Jan 2026
CASEMENT WINDOWS - LOOK OKNA
19 Jan 2026
SASH CASEMENT CROSS SECTIONS (1)
19 Jan 2026
GRANT OF FULL PP [PE]
1 Apr 2026
DELEGATED REPORT
1 Apr 2026
ACK-GENERAL LETTER (G/P/C)
2 Mar 2026
Show all 10 rows
CNSLT-LA SOCIETY
2 Mar 2026
SITE NOTICE 21 OR 28 DAYS IF T&C APPL.
2 Mar 2026
NEIGHBOUR NOTIFICATION LETTER (21D)
2 Mar 2026
RECEIPT OF APPLICATION
25 Feb 2026
ABOUT US - LOOK OKNA
19 Jan 2026
CASEMENT WINDOWS - LOOK OKNA
19 Jan 2026
SASH CASEMENT CROSS SECTIONS (1)
19 Jan 2026

Documents open on the Westminster portal (the portal needs its documents tab opened first — the link handles that). View the application page ↗

Decision

What happened?

Approved on 1 Apr 2026, delegated decision by Stuart Croll — 14 weeks from submission (6 over the 8-week target).

Timeline

Date
Event
22 Dec 2025
Application received
16 Feb 2026
Statutory target date
1 Apr 2026
Delegated decision: Approved · Stuart Croll
22 Dec 2025
Application received
16 Feb 2026
Statutory target date
1 Apr 2026
Delegated decision: Approved · Stuart Croll

Public response

Comment counts were not captured for this application.

People

Who is involved?

Name
Role
Applicant — the party who applied, not necessarily the owner
Agent · consultant profile
Case officer — delegated decision
Applicant — the party who applied, not necessarily the owner
Agent · consultant profile
Case officer — delegated decision
Place

What affects it?

Context around the site — not part of this application. Designations over the site: use the map's designations filter (conservation areas, listed buildings, Article 4, flood risk …). Decisions within 250 metres of the site are listed below — context, not this application.

Other applications within 250 metres (context — nearby, not this application)

No other geocoded decision is recorded within 250 metres.